Necklace of Fireballs

Adventuring gear (wondrous item, neck)
Category: Magic Items
Item Rarity: Rare
Weight: 1
This necklace has 9 beads hanging from it. As an
action detach a bead and throw it up to 60 ft.
away. When it lands, the bead detonates as a
3rd-lv. Fireball spell (save DC 15). You can hurl
multiple beads, or the whole necklace. Lv. of the
fireball +1 for each bead beyond the first.